That animal is a ribbon worm — and a newly discovered species. Researchers found the marine worm off Galicia, Spain, during scuba diving trips in the summer of 2021, according to a study published May ...

The deep sea refers to the part of the ocean below 200 meters (656 ft.), at which light begins to disappear. Despite making ...

LURKING beneath the ocean’s surface are a host of terrifying creatures most humans will only see in their nightmares. Yet, ...

"May be to allow more effective exploitation of resources." Scientists stunned as deep-sea camera captures elusive creature ...

A remotely operated submersible saw the “semi-gelatinous” animal lying on the ocean floor and “flying underwater.” Take a ...

Scientists in the South China Sea scooped up some muck, sifted through it and found the “rarely encountered” animal. Take a ...

Blood is often associated with the color red, but in the animal kingdom, it comes in a surprising range of hues. From the ...

Pockets of water exist that are so salty they behave more like dense syrup than seawater. These deep, hidden lakes are called ...

Researchers in a submersible could hardly believe their eyes, or their luck, when they saw a clearly active eruption along an undersea volcanic mountain chain.

An "odd-looking" deep-sea fish recently washed ashore on an Oregon beach to the surprise of a local aquarium. The Seaside ...

Venture beneath the surface of the ocean and you'll find a world as alien as any far-flung destination. In the darkness and ...